LC Guidelines: 053 LC Classification Number
NACO:
NACO participants may use this field to record an LC classification number for a literary author.
Consult LC's Policy, Training, and Cooperative Programs Division before using subfield $0 or $1.
Do not use subfields: $6, $8
SACO:
Always use second indicator value 0.
Do not use subfields: $0, $1, $5, $6, $8
LC:
NAMES/SERIES:
Always use second indicator value 0.
Consult LC's Policy, Training, and Cooperative Programs Division before using subfield $0 or $1.
Do not use subfields: $5, $6, $8
SUBJECTS:
Do not use subfields: $0, $1, $5, $6, $8
Local Subfield Code:
$9 - Local field-level nonprint flag [SUBJECTS only]
Use this field in subject authority records to record a single classification number or classification number span associated with a 1XX heading in an established heading record. Use local subfield $9 to control the printing of the field in output products.
For more information on LC Guidelines, select: